- Silicon dioxide,>99%metals basis, particle size: 15nm, specific surface area (BET): 300±50m2/g, 100g
- Silicon dioxide,>99%metals basis, particle size: 15nm, specific surface area (BET): 300±50m2/g, 2.5kg
- Silicon dioxide,>99%metals basis, particle size: 15nm, specific surface area (BET): 300±50m2/g, 500g